Topic: Vision
- RequirementsVision Standards for Seafarers: An OverviewWhere seafarer eyesight standards come from, and what they typically cover.
- VisionWhat Is 6/6 Vision?What 6/6 means on an eye test, how it relates to 20/20, and what "corrected" and "uncorrected" vision mean for seafarers.
- VisionWhat Is 20/20 Vision?20/20 explained in plain language, with its metric equivalent and what it does not tell you.
- VisionUnderstanding Visual AcuityHow visual acuity is tested with letter charts, what affects your result, and how to get an accurate measurement.
- VisionColour Vision and SeafarersWhy colour vision matters at sea, how it is tested, and why finding out early matters for deck careers.
- VisionSeafarers and GlassesPractical advice for seafarers who wear glasses or contact lenses — at the medical and on board.
- VisionPreparing for an Eye ExaminationHow to prepare for the vision part of your seafarer medical so the result reflects your true eyesight.